Type MAGIK-ARM, RED BISHOP in Google for more information. " MAGIK-ARM " is aimed for Minimizing the " play " of tremolo bar. Floyd Rose type bridges can allow guitar players to do wide range arm-down and arm-up actions. But there is one problem for comfortable play. It is the " play " of tremolo arm. Please grab your guitar's tremolo arm and do arm-down and arm-up slowly. Maybe almost There is "play " . Most of professional guitarists and high-class amateur musicians don't like this " play " . But, there was not good solution in fact. After many intensive testing, now RED BISHOP produces the new solution. " MAGIK-ARM " solved this problem by unique structure and high machining accuracy. We succeeded to make MAGIK-ARM as the bar doesn't have big "play" even if it is in arm-free conditionas. By SNAP-IN structure, you can remove tremolo bar in an instant. Enjoy the upper level quality ! Arm bar diameter is 6mm. *Unique design and high machining accuracy allows to minimize the "play" of tremolo arm. *Even if it is arm-free condition, the "play" of tremolo arm is almost none. *You can adjust torque with torque-cap screw, so you don't need any wrenches. *Snap-in structure gives you easy arm removing. *High grade appearance by Japanese machining and plating. *"RED BISHOP" laser marking on the arm bar. *The shape of tremolo arm is the same as original Floyd Rose, so you can easily switch for using MAGIK-ARM. *Easy installing.(Contains 2 wrenches) *Shipped after checking one by one. Fit To: Floyd Rose Original, and Floyd Rose OEM products ( Baseplate hole diameter should be more than 9mm), Floyd Rose Non-fine tuner bridge GOTOH 1996T/510T SCHALLER Lockmeister/S・FRT-Ⅱ